Thingiverse - https://www.thingiverse.com/ \\
Makerworld - https://makerworld.com/ \\
Printables - https://www.printables.com/ \\
Cults - https://cults3d.com/ \\
CG Trader - https://www.cgtrader.com/3d-print-models \\
Sketchfab - https://sketchfab.com/store/3d-models/stl \\
3D Export - https://3dexport.com/ \\
MyMiniFactory - https://www.myminifactory.com/ \\
Holy Grail - https://github.com/ad-si/awesome-3d-printing \\
Thangs - https://thangs.com/ \\
Yeggi - https://www.yeggi.com/ \\
FAB365 - https://fab365.net/ \\
Gambody - https://www.gambody.com/ \\
All3DP News - https://all3dp.com/ \\
TCT Magazine - https://www.tctmagazine.com/topics/3D-printing-news/ \\
3DPrint.com - https://3dprint.com/ \\
NASA 3D Models - https://nasa3d.arc.nasa.gov/models/printable \\
SubReddit -   / 3dprinting  \\